SELECT AGE.AGE_NAME AS 年齢階層,
       SUM(CASE SLP.TIME_CODE WHEN 120 THEN TARGET_POP ELSE 0 END) AS "5時間未満",
       SUM(CASE SLP.TIME_CODE WHEN 130 THEN TARGET_POP ELSE 0 END) AS "5時間以上6時間未満",
       SUM(CASE SLP.TIME_CODE WHEN 140 THEN TARGET_POP ELSE 0 END) AS "6時間以上7時間未満",
       SUM(CASE SLP.TIME_CODE WHEN 150 THEN TARGET_POP ELSE 0 END) AS "7時間以上8時間未満",
       SUM(CASE SLP.TIME_CODE WHEN 160 THEN TARGET_POP ELSE 0 END) AS "8時間以上9時間未満",
       SUM(CASE SLP.TIME_CODE WHEN 170 THEN TARGET_POP ELSE 0 END) AS "9時間以上",
       SUM(CASE SLP.TIME_CODE WHEN 180 THEN TARGET_POP ELSE 0 END) AS "不詳"
FROM SLEEP_TIME_DTL AS DTL 
INNER JOIN AGE_GRP AS AGE ON DTL.AGE_CODE = AGE.AGE_CODE
INNER JOIN SLEEP_TIME AS SLP ON DTL.TIME_CODE = SLP.TIME_CODE
GROUP BY  AGE.AGE_CODE
ORDER BY AGE.AGE_CODE ASC;